Answer:

D. 18

Step-by-step explanation:

Solution:

(-40) - (-22) = 18

(-22) - (-4) = 18

(-4) - (14) = 18

CHECK:

(-40) + 18 = -22

(-22) + 18 = -4

(-4) + 18 = 14

I think the (-14) is 14 because it is arithmetic sequence to find the common difference.

FINAL ANSWER

18